Science CH.8 Crossword
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
 
 
Down: 1) Little particles in everything ever created.2) The surface where new rock layers meet a much older rock surface beneath them.3) When elements by breaking down.8) The study of the structure of the planet Earth and the forces that shape earth.9) A dozen oo pieces that fit together like a jig-saw puzzle Across: 4) The principle that states that the geologic processes that operate today also operated in the past.5) Wgat Eras are subdivided into6) The series of processes on and beneath Earth's surface that slowly change rocks from one kind to another.7) When all the atoms in a particular type of matter are all the same.10) Help geologist match to rock layers.11) The law to determine the realitive ages of sedimentry rock layers.12) Three long periods.
 

 

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